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US3364151A
Expired / Lapsed
US
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Catalyst containing silica-alumina and finely divided caf2, mgf2, srf2, alf3 or inf3
Assignee: Sinclair Research Inc
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Filing: 1966-01-26
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Granted: 1968-01-16
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Wayne L Disegna
- 👤 Erickson Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:46
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/20; B01J21/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2400446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |